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DEL-TECH GEOTECBMCAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2003/GLOBAL I.D. # T0607700605 <br /> SAMPLE LOCATION /MW 5 DATE: 6/25/2003 <br /> PROJECT NAME. OLIVAREZ PROPERTY ANALYSIS PERFORMED: SEE C OF C <br /> ADDRESS: 300 S. CALIFORNIA STREET SAMPLE TIME: 15:10 <br /> CITY,STATE: STOCKTON,CA, SAMPLE CONTAINERS: 4 V.O.A.'s <br /> SITE CONTACT: NONE PRESERVATIVES: HCL <br /> CONSULTANT: FOOTHILL ENG. LAB.ANALYSIS BY: SHERWOOD LABS <br /> PROJECT MANAGERIRV MONUMENT: FLUSH <br /> SAMPLER: DEL-'TECH WELL CASING MATERIAL PVC <br /> WELL CASING DIA.: 2" / 0.1632 <br /> SIGNED: <br /> ~ GROUNDWATER P.I.D.READING/ODOR N/A LIGHT FUEL <br /> SAMPLE MED BLACK <br /> TOP OF CASING EL ATION: MSL COLOR: <br /> DEPTH TO WATER: (feeLI00th's) 31.86 FEET CALC.PURGE VOL.: 11.31 GAL. <br /> DEPTH OF WELL: (feet.lMth's) 100.97 FEET TOTAL VOLUME PURGED: TUBING G <br /> STANDING WATER COLUMN: 69.11 FEET DEPTH OF PUMP: <br /> FEEr <br /> FIELD PARAMETERS <br /> TIME CUMULATIVE DRAW PUMPING pH E. C. TEMP. O.R.P. DISSOLVED <br /> GEN CO OR TURBIDITY <br /> CASING VOLUME DOWN RATE <br /> PER PURGE (D.T.W.) (GPM/LPM) (units) (UMHOS) (CeLsius) (Mvolts) (PPM) (N.T.U.) <br /> 0 NIA .5 GPM 7.60 1561 1 21.1 -234.4 0.43 BLACK <br /> 11.5 7.53 1308 21.1 -244.2 0.48 <br /> 23 7.54 1313 21.1 -240.3 0.53 <br /> 34.5 7.52 1310 21.4 -239.3 0.55 <br /> PURGE METHOD: DEDICATED WATERRA PUMP. <br /> SAMPLE METHOD: DEDICATED WATERRA PUMP. <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 37.63' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE. NEW LOCK INSTALLED.. <br /> WELL LOCATION: <br /> REMARKS: <br /> WEATHER: CLEAR SKIES. WIND: NW5 <br /> QUALITY CONTROL: ALL PURGING EQUIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH A STEAMCLEANER&ALCONOX SOAP. NEW NITRILE GLOVES. <br /> CONTAINMENT: D.O.T. 17 55 GAL.STEEL DRUM OR 60 GAL.POLY DRUM, <br /> INSTRUMENTATION: Y.S.I.556 MULTIPROBE SYSTEM Y.S.I.DISSOLVED OXYGEN METER <br /> • SOL NIST SLOPE METER THERMODINE 580B P.I.D. <br /> KECK INTERFACE METER TURBIDITY METER <br /> #OF DRUMS ON SIGHT: WATER: SOIL: <br />